> Well, I faced with exactly the same problem but we have MS SMTP > server which is sux by BTW. Let's say you have some IP address block > which is actually some subnet from a larger block of your provider's > IP net. So e.g. you SMTP box have 111.222.333.444 address. Guess who > "own" the domain 333.222.111.in-addr.arpa.net? Your provider for > sure. First try to figure out which DNS provides Domain System > Reverse Mapping for your particular subnet. I use Pingplotter > (www.pingplotter.com) for this - ping your SMTP box => Right Click =>>IP Block Lookup(ARIN). For example for me it's > NS1.METRONET.CA. > Then run NSLOOKUP, type "server NS1.METRONET.CA", then type "ls -t PTR > 333.222.111.in-addr.arpa.net". > You will see that your SMTP host is not there or the name is wrong. > Call your provider - they should fix it.
Irrelevant to original question--pls read for content. It saves everybody time. -Sandy Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Please visit the Knowledge Base for answers to frequently asked questions: http://www.ipswitch.com/support/IMail/
